Home / 30,193.22-41,667.72-16,764.70

Finding the Fourth Proportional to 30,193.22, 41,667.72 and 16,764.70

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Solution

The fourth proportional to 30,193.22, 41,667.72 and 16,764.70 is: 23,135.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,193.22 : 41,667.72 = 16,764.70 : x
  2. Step 2: Convert to fraction form
    30,193.22/41,667.72 = 16,764.70/x
  3. Step 3: Cross multiply
    30,193.22x = 41,667.72 × 16,764.70
  4. Step 4: Simplify right side
    30,193.22x = 698,546,825.48
  5. Step 5: Solve for x
    x = 698,546,825.48/30,193.22
  6. Step 6: Final answer
    x = 23,135.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.